D-R 220 – DUST AND OPACITY MONITOR
The cost-effective solution for continuous, contactless dust and opacity measurement at medium to high concentrations in dry flue and process gases.
Description
Functionality: Transmission
Features:
- Continuous dust measurement
- Contactless measurement
- Automatic control functions
- High-quality corrosion-free plastic housing and a wide ambient temperature range
Benefits:
- Easy installation for opacity monitoring and reliable emission monitoring
- Reliable measurement of medium to large dust concentrations
- Space-saving and easy installation
- Transmission measuring principle opens up a wide range of applications
- Also for use under extreme sample gas conditions
Applications:
- Emission measurement of dry flue gases at the stack
- Measurement of dry flue gases in the process
- Corrosive flue gases, challenging gas matrix
- Measurement of dry process gases
Technical Data:
| Measuring principle | Transmission, contactless and in-situ measurement |
|---|---|
| Measuring variable | Extinction, opacity, calibratable as dust concentration in mg/m³ |
| Measuring range | Opacity: 0 … 100%Extinction: 0 … 1.6Dust concentration: 0 … 5,000 mg/m³ |
| Certified measuring range | n/a |
| Ambient conditions | Installation location: Indoor or outdoor installation**Temperature: -20 … +50 °C |
| Operating conditions in duct | Temperature: Maximum 200 °C, optional: 500 °CRelative humidity: 0 … 95%, non-condensingRelative pressure:-50 … +10 hPa (standard)-50 … +50 hPa (optional) |
| Duct dimensions | Inner diameter: 0.4 … 10 m |
| Interface* | Analogue output: 1x 4 … 20 mA, maximum 400 Ohm, potential-free (various parameters adjustable)Digital output: 2x NC/NO, max. 60 VDC, 30 VAC, 0.5 A (various parameters adjustable)RS 485 Modbus RTU, USBStatus display: LED |
| Operation and display | Software D-ESI 100*** orOperating unit D‑ISC 100 |
| Control functions | Automatic zero point and reference point measurement, manual contamination and linearity measurement (optional) |
| Light source | LED |
* Additional interfaces with D‑ISC 100 operating unit
** Weather protection cover required for outdoor installation
*** Enables remote access via web interface, PC with Windows operating system required
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